That promise was never kept, and the program was discontinued barely two years later. IBM promised that future versions of Top View would have a GUI. IBM Top View was released in February of 1985 as a DOS-based multitasking program manager without any GUI features.

Their response was negative though, probably because IBM was working on their own operating system, called Top View That’s why in that same November of 1983, the owner of Microsoft Bill Gates decided to show a beta version of Windows to IBM’s management. The main partner of Microsoft since 1981 was IBM when MS-DOS became the highly successful operating system that came bundled with an IBM computer. Quick Facts Creator (person) Bill Gates, Paul Allen Original Price $99 Operating System Windows Developed By (company) Microsoft Corporation Initially, the new product was developed under the name Interface Manager, but before the official introduction in 1985, the marketing gurus convinced Bill Gates that Windows is a more suitable name. On November 10, 1983, at the Plaza Hotel in New York City, happened a modest event, which will have a very important impact on the software industry in the next decades-the little known company Microsoft Corporation formally announced a graphical user interface (GUI) for its own operating system ( MS-DOS), which had shipped for IBM PC and compatible computers since 1981. Bill Gates is the co-founder of Microsoft.

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